"""Configuration and constants for Reality Divergence app."""
import os

try:
    # Load HF_TOKEN (and any other vars) from a local .env file if present.
    from dotenv import load_dotenv
    load_dotenv()
except ImportError:
    pass

# App metadata
APP_NAME = "Reality Divergence"
TAGLINE = "Explore the lives and worlds you didn't live."
VERSION = "1.0.0"

# Model configuration
# Hugging Face access token. Set it in a .env file (HF_TOKEN=hf_xxx) or as an
# environment variable. Get one at https://huggingface.co/settings/tokens
HF_TOKEN = os.getenv("HF_TOKEN") or os.getenv("HUGGINGFACEHUB_API_TOKEN")

# Text model served through the HF Inference API (chat_completion).
# Qwen2.5-7B-Instruct: open weights, well under the 32B hackathon cap, reliably
# available on the Inference API. Override via the MODEL_NAME_TEXT env var.
MODEL_NAME_TEXT = os.getenv("MODEL_NAME_TEXT", "Qwen/Qwen2.5-7B-Instruct")

# Image models served through the HF Inference API (text_to_image).
MODEL_NAME_IMAGE = os.getenv("MODEL_NAME_IMAGE", "black-forest-labs/FLUX.1-schnell")
FALLBACK_IMAGE_MODEL = "stabilityai/stable-diffusion-xl-base-1.0"

# Inference settings
TIMEOUT_INFERENCE = 60  # seconds
TIMEOUT_IMAGE = 45  # seconds
MAX_TOKENS_TEXT = 512
MAX_TOKENS_MIRROR = 150
TEMPERATURE_ANALYSIS = 0.1
TEMPERATURE_NARRATIVE = 0.7
TEMPERATURE_IMAGE = 0.8

# Safety settings
MIN_STORY_LENGTH = 100
MAX_STORY_LENGTH = 5000
RATE_LIMIT_ELSEWHERE = 5  # requests per minute
RATE_LIMIT_REALITY = 20

# UI/UX
THEME_BG_DARK = "#050816"
THEME_BG_MID = "#08111F"
THEME_BG_LIGHT = "#130A24"
THEME_ACCENT_BLUE = "#38BDF8"
THEME_ACCENT_PURPLE = "#8B5CF6"
THEME_TEXT_PRIMARY = "#F8FAFC"
THEME_TEXT_SECONDARY = "#94A3B8"

# Feature flags
ENABLE_NARRATION = False  # VoxCPM2 optional
ENABLE_IMAGE_GEN = True
ENABLE_ARTIFACTS = True
ENABLE_SHARE_CARD = True

# Paths
ASSETS_PATH = "assets"
SVG_HOME = f"{ASSETS_PATH}/reality-divergence-home.svg"
SVG_DASHBOARD = f"{ASSETS_PATH}/reality-divergence-dashboard.svg"